Best JavaScript code snippet using best
03.js
Source:03.js
...30 [start],31 path32)33const determineCrossovers = ([trace1, trace2]) => {34 const path1 = pathCoords([0,0], parseTrace(trace1))35 const path2 = pathCoords([0,0], parseTrace(trace2))36 return fasterIntersection(path1, path2)37}38const part1 = ([trace1, trace2]) => {39 // Calculates the sum of absolute values of x and y in a coord40 // [1,2] -> 3, [4,-5] -> 941 const sumAbsCoords = compose(apply(add), lift(Math.abs))42 const crossovers = determineCrossovers([trace1, trace2])43 const nearest = reduce(minBy(sumAbsCoords), [Infinity,Infinity], tail(crossovers))44 return sumAbsCoords(nearest)45}46const part2 = (traces) => {47 const [path1, path2] = map(t => pathCoords([0,0], parseTrace(t)), traces)48 const crossovers = tail(fasterIntersection(path1, path2))49 const closest = compose(reduce(min, Infinity), map(apply(add)))50 return closest(map(crossover => map(indexOf(crossover), [path1, path2]), crossovers))51}52const testsets = [53 // -> First part - distance54 {55 fn: part1,56 data: [57 [['R8,U5,L5,D3','U7,R6,D4,L4'], 6],58 [['R75,D30,R83,U83,L12,D49,R71,U7,L72','U62,R66,U55,R34,D71,R55,D58,R83'], 159],59 [['R98,U47,R26,D63,R33,U87,L62,D20,R33,U53,R51','U98,R91,D20,R16,D67,R40,U7,R15,U6,R7'], 135],60 [input, 1211]61 ],...
index.js
Source:index.js
1var spawn = require('child_process').spawn2var parsetrace = require('parsetrace')3var path = require('path')4var fs = require('fs')5var NUM_NODES = 16var COUNTDOWN = 60007module.exports = cluster8function cluster () {9 const state = {10 running: false,11 idx: 0,12 nodes: []13 }14 for (var i = 0; i < NUM_NODES; i++) {15 state.nodes.push(createSpawn())16 }17 return {run: run, isRunning: isRunning, stop: stop}18 function run (file, cb) {19 cb = cb || function (err) { return err }20 if (!isRunning()) {21 var node = state.nodes[state.idx]22 setCallback(node, path.basename(file), cb)23 state.running = true24 node.stdin.write(file, 'utf-8')25 state.nodes[state.idx] = createSpawn()26 state.idx = (state.idx + 1) % NUM_NODES27 return node28 } else {29 cb(new Error('Already running'))30 }31 }32 function isRunning () {33 return state.running34 }35 function stop () {36 state.nodes.every(function (node) {37 node.kill()38 })39 }40 function setCallback (node, file, cb) {41 node.on('exit', function () {42 setTimeout(function () {43 state.running = false44 cb()45 }, COUNTDOWN)46 })47 }48}49function createSpawn () {50 var n = spawn('node', [path.join(__dirname, 'run.js')])51 n.stdout.setEncoding('utf-8')52 n.stderr.setEncoding('utf-8')53 n.stderr.on('data', function (data) {54 getErrorMessage(data)55 node.kill()56 })57 n.stdout.on('data', function (data) {58 fs.appendFileSync(path.resolve('log.txt'), data)59 })60 return n61}62function getErrorMessage (data, fileName) {63 var trace = parsetrace({stack: data}).object()64 var lineNum = trace.frames.reduce(function (str, next) {65 if (next.file.indexOf('run.js') > -1 && !str) {66 str += next.line67 return str68 } else {69 return str70 }71 }, '')72 var err = [73 'Error: ' + trace.error,74 'File: ' + fileName,75 'Line: ' + lineNum,76 '\n'77 ].join('\n')78 if (lineNum) {79 fs.appendFileSync(path.resolve('log.txt'), err)80 }...
parseErrorStack.js
Source:parseErrorStack.js
1const stackTrace = require("stack-trace");2module.exports = (err) => {3 try {4 const parseTrace = stackTrace.parse(err)[0];5 const obj = {6 stackTrace: err.stack,7 code: err.code || null,8 fileName: parseTrace.getFileName(),9 lineNumber: parseTrace.getLineNumber(),10 functionName: parseTrace.getFunctionName(),11 columnNumber: parseTrace.getColumnNumber(),12 };13 return obj;14 } catch (e) {15 const obj = {16 stackTrace: (err && err.stack) || null,17 code: (err && err.code) || null,18 fileName: null,19 lineNumber: null,20 functionName: null,21 columnNumber: null,22 };23 return obj;24 }...
utils.js
Source:utils.js
1"use realm backend-raw";2realm.module("realm.router.utils.path2exp", function() {3 return require('path-to-regexp');4});5realm.module("realm.router.utils.lodash", function() {6 return require("lodash");7});8realm.module("realm.router.utils.Promise", function() {9 return require("promise");10});11realm.module("realm.router.utils.parsetrace", function() {12 return require('parsetrace');13});14realm.module("realm.router.utils.swig", function() {15 return require('swig');16});17realm.module("realm.router.utils.jsep", function() {18 return require('jsep');19});20realm.module("realm.router.utils.chalk", function() {21 return require('chalk');22});23realm.module("realm.router.utils.logger", function() {24 return require('log4js').getLogger('realm.router');...
errorHandler.js
Source:errorHandler.js
1'use strict';2var parsetrace = require('parsetrace');3var dust = require('dustjs-linkedin');4function stacktrace(e) {5 var errors = JSON.parse(parsetrace(e, { sources: true }).json());6 return errors;7}8module.exports = function(template) {9 if (!dust.helpers) {10 dust.helpers = {};11 }12 return function serverError(err, req, res, next) {13 console.log('ERR in liberror')14 console.log(err)15 var model = {16 url: req.url || '',17 err: stacktrace(err || ''),18 statusCode: 500,19 next: next20 };21 if (req.xhr) {22 res.status(500).send(model);23 } else {24 res.status(500);25 res.render(template, model);26 }27 };...
tools.parseTrace.test.js
Source:tools.parseTrace.test.js
1describe('tools.parseTrace', () => {2 const parseTrace = require('lib/tools/parseTrace.js');3 it('Parses a trace', () => {4 const trace = parseTrace(new Error());5 console.log(trace);6 expect(trace[0].file).toEqual('tests/tools.parseTrace.test.js');7 expect(trace[0].line).toEqual(5);8 expect(trace[0].function).toEqual('Anonymous');9 });...
traceback.js
Source:traceback.js
1var realm = require("../realm.js").realm;2var _ = require('lodash')3var parsetrace = require('parsetrace');4var swig = require('swig');5module.exports = function(e){6 var error = parsetrace(e, { sources: true }).object();7 return swig.renderFile(__dirname + '/traceback.html', {8 error: error9 });...
parse-error-frames.js
Source:parse-error-frames.js
1const parsetrace = require('parsetrace')2const { pipe, prop } = require('ramda')3const parseErrorTrace = 4 pipe(parsetrace,5 (x) => x.object(),6 prop('frames'))...
Using AI Code Generation
1var BestTraceRoute = require('./bestTraceRoute');2var btr = new BestTraceRoute();3btr.parseTrace('trace.txt', function(err, data) {4 if (err) {5 console.log(err);6 } else {7 console.log(data);8 }9});
Using AI Code Generation
1var BestLine = require('./bestline.js');2var fs = require('fs');3var infile = fs.readFileSync('./test4.txt', 'utf8');4var bl = new BestLine(infile);5var result = bl.parseTrace();6console.log(result);
Using AI Code Generation
1const BestError = require('best-error');2const err = new BestError('Error message');3const BestError = require('best-error');4const err = new BestError('Error message');5const BestError = require('best-error');6const err = new BestError('Error message');7const BestError = require('best-error');8const err = new BestError('Error message');9const BestError = require('best-error');10const err = new BestError('Error message');11const BestError = require('best-error');12const err = new BestError('Error message');13const BestError = require('best-error');14const err = new BestError('Error message');15const BestError = require('best-error');16const err = new BestError('Error message');17const BestError = require('best-error');18const err = new BestError('Error message');19const BestError = require('best-error');
Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
You could also refer to video tutorials over LambdaTest YouTube channel to get step by step demonstration from industry experts.
Get 100 minutes of automation test minutes FREE!!